XJR (X308) V8-4.0L SC (AJ26) (1998)
Intake Air Temperature Sensor: Symptom Related Diagnostic Procedures
Related Faults / Codes
DTC P0111 IAT circuit range/performance problem
Possible Source(s):
Blocked air cleaner
Poor air system sealing
Engine breather leak
Sensor out of range/short
Harness open circuit
Harness short Connector loose or corroded
Action(s) to take:
GO to Pinpoint Test X
DTC P0112 IAT sensor high voltage (low air temperature)
Possible Source(s):
Sensor to ECM circuit open circuit or high resistance
Sensor to ECM circuit short to high voltage
Connector loose or corroded
Sensor failure
Action(s) to take:
GO to Pinpoint Test X
DTC P0113 IAT sensor low voltage (high air temperature)
Possible Source(s):
Sensor to ECM circuit short circuit to ground
Sensor failure